Eterna 1541: A Vintage Automatic Gem
The Eterna Calibre 1541 stands as a pinnacle of 1960s Swiss watchmaking, cherished by vintage enthusiasts and hobbyist watchmakers for its robust automatic winding and elegant engineering. Produced around 1967, this movement powered iconic Eterna Matic models, blending reliability with subtle sophistication ideal for restoration projects.
Historical Context
Introduced during Eterna’s golden era of innovation, the 1541 emerged amid the shift to self-winding calibers. It reflects the brand’s post-war precision, often found in curved Anatomic cases that hugged the wrist comfortably. Collectors prize it for its scarcity today, evoking the mechanical artistry before quartz dominance.
Technical Specifications
Type: Automatic winding with sweep seconds hand
Functions: Quickset date at 3 o’clock, central seconds
Jewels: 25 high-quality synthetic rubies
Frequency: 28,800 vibrations per hour (vph), ensuring smooth seconds sweep
Dimensions: Approximately 11.5 lignes (25.6 mm diameter), 5.2 mm height
Power Reserve: Around 40-45 hours when fully wound
Shock Protection: Incabloc system for durability
Rotor: Bidirectional winding via ball-bearing system
Finish: Nickel-plated bridges with Geneva stripes in premium variants
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
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